?prod

On 24 Oct 2007, at 05:37, Guolian Kang wrote:

> Dear All,
>
> Is there a conmand to calculate the multiplication of the elements  
> in a vector? For example:
>
> a=c(1,2,3,4)
> I want to get 1*2*3*4=24.
> Because the dimension of the vector is high, I want to know there  
> is a command for this task in R?
>
> Thank you so much!
>
> Kang
>
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Ingmar Visser
Department of Psychology, University of Amsterdam
Roetersstraat 15
1018 WB Amsterdam
The Netherlands
t: +31-20-5256723



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